Mr. Muhammad Usman Saleem has 7 years professional experience as Data Scientist & Data Analyst in National and International agencies. Over than 30 professional certificates in Data Science i,e., Python, R Studio, SQL, ArcGIS, Matlab, Bash cygwin, Osgeo etc. Professional in visualization, processing and manipulation of: AIRS, MODIS, Landsat, Sentinel, NOAH, TRIMM, SRTM DEM, Google Earth etc. Expert in writing technical reports and scientific manuscripts. Currently working as Assistant Director (GIS) in Govt of Pakistan. You can write to me at: osman.geomatics@gmail.com